4. In practice you will have more columns (you can start with 15-20 prospects) and more columns (you can collect much more data – see references). Simple spreadsheet to Collect prospect data Decision-support Graphics R (analytic application)
5. Which data? a simple spreadsheet will do the job How much inputs affect outputs ? What's main prospect product? Where is it located? Who's his rep? How much does it sell? How large is it? Which competitors we faced? Did we sell? How much?
6. Which graphic? Base your choice on input and output feature Case Input Feature Output Feature Example Graphic Representation DD Discrete Discrete Industry -> Success Stacked Bar Chart CD Continuous Discrete Turnover -> Success Box plot DC Discrete Continuous Industry -> Sold Box plot CC Continuous Continuous Turnover -> Success Scatter Diagram
10. Does turnover impact on success? Employ box plots The box indicate most common Cases (50%) Extreme cases Less common cases are shown by the line The median: is What we shall compare Prospect turnover does not make great difference on success but smaller clients are better CD case